Home / 48,018.41-72,039.29-15,997.40

Finding the Fourth Proportional to 48,018.41, 72,039.29 and 15,997.40

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Solution

The fourth proportional to 48,018.41, 72,039.29 and 15,997.40 is: 23,999.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,018.41 : 72,039.29 = 15,997.40 : x
  2. Step 2: Convert to fraction form
    48,018.41/72,039.29 = 15,997.40/x
  3. Step 3: Cross multiply
    48,018.41x = 72,039.29 × 15,997.40
  4. Step 4: Simplify right side
    48,018.41x = 1,152,440,897.66
  5. Step 5: Solve for x
    x = 1,152,440,897.66/48,018.41
  6. Step 6: Final answer
    x = 23,999.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.